docs: def get_small_image_url(self, page=1):
          """
          Returns the URL for the small sized image of a single page.
  
          The page kwarg specifies which page to return. One is the default.
          """
          template = self.resources.page.get('image')
          return template.replace(
              "{page}",
              str(page)
          ).replace("{size}", "small")